CN-224206745-U - Height-adjustable hand-push type double-wheel cleaning machine

Abstract

The utility model relates to a height-adjustable hand-push type double-wheel cleaning machine, which comprises a main body, wherein a left side brush and a right side brush which can rotate are arranged at the front part of the bottom surface of the main body, a universal wheel shaft which can move up and down is movably arranged at the middle shaft of the side brush, universal wheels are arranged below the universal wheel shaft, an adjusting cross rod which can move left and right is also arranged below the universal wheel shaft, parallel adjusting chute grooves are arranged at two ends of the adjusting cross rod, an outlet is arranged at the lower end of the adjusting chute, mounting edges are arranged at two sides of the outlet, a hanging head is arranged at the upper end of the universal wheel shaft, the hanging head is movably arranged on the adjusting chute, so that the left and right actions of the adjusting cross rod can drive the universal wheel shaft to move up and down, a rack part is arranged at the lower part of the knob shaft, and the gear is meshed with the rack part for transmission. The utility model has the advantages that the cleaning effect is improved, and the universal wheels can be lifted by the adjusting knob on uneven ground.

Inventors

• ZHAO GUOSI
• CHEN RENHUI
• Lai hongda
• LIU HAOYU

Assignees

• 宁波好使特电器有限公司

Dates

Publication Date

20260508

Application Date

20250418

Claims (10)

1. 1. The utility model provides a hand propelled double round scavenging machine that can heighten, includes a main part, the main part both sides are equipped with the travelling wheel, the main part upside is equipped with a pushing hands, main part bottom surface middle part is equipped with the main brush, main part bottom surface front portion is equipped with a left and right sides two rotatable limit brushes, wherein limit brush axis department is equipped with the via hole, the movable universal shaft that is equipped with in the via hole can reciprocate, universal wheel below the universal shaft is equipped with the universal wheel, still include one can control movable adjusting cross bar, adjusting cross bar both ends are equipped with parallel adjusting chute, the outlet is established to the adjusting chute lower extreme and the outlet both sides are equipped with the mount limit, universal shaft upper end is equipped with the link head, the link head activity is located on the adjusting chute to the action can drive universal shaft and reciprocate about adjusting cross bar, the adjusting cross bar is equipped with rack portion, the main part upside is equipped with a knob, the knob axle of knob inserts in the main part, and the below rigid coupling of knob axle has a gear, gear and rack portion meshing.
2. 2. The height-adjustable hand-push type double-wheel sweeper of claim 1, wherein the gear is coaxially connected with a positioning disc, a circle of positioning groove is formed in the positioning disc around the gear shaft, and spring marbles are arranged on the main body in the lower direction of the positioning groove and can extend into the positioning groove to be positioned.
3. 3. The height-adjustable hand-push type double-wheel sweeper as claimed in claim 2, wherein 16 positioning grooves are formed in total and correspond to eight left gears and eight right gears of the adjusting cross rod respectively.
4. 4. The height-adjustable hand-push type double-wheel sweeper according to claim 2, wherein two groups of spring balls are symmetrically arranged on two sides of the gear shaft.
5. 5. The dual wheel sweeper of claim 1 wherein the lower portion of the universal wheel axle is provided with a universal wheel mounting portion having a transverse axle and a curved bar connecting the transverse axle, and wherein the universal wheel is mounted on the transverse axle.
6. 6. The elevating double-wheel sweeper of claim 1, wherein the adjusting cross bar is located in the adjusting room, and the hanging head of the universal wheel shaft extends into the adjusting room and is hung on the adjusting chute.
7. 7. The dual wheel sweeper of claim 1 wherein the through hole in the middle of the side brush is formed in the guide tube.
8. 8. The height-adjustable hand-push type double-wheel sweeper of claim 1, wherein the upper part of the knob is provided with an operation part.
9. 9. The height-adjustable hand-push type double-wheel sweeper as set forth in claim 8, wherein the operating part is provided with an indication mark.
10. 10. The height-adjustable hand-push type double-wheel sweeper of claim 2, wherein the positioning disc and the gear are integrally arranged, a shaft sleeve is arranged above the positioning disc, and the lower end of the knob shaft is fixedly connected to the shaft sleeve.

Description

Height-adjustable hand-push type double-wheel cleaning machine Technical Field The utility model relates to an improvement of a hand-push type double-wheel cleaning machine, in particular to an improvement of a double-wheel assembly. Background The hand-push type double-wheel sweeping machine is widely applied to various indoor and outdoor places, a worker pushes a handle to enable the sweeping machine to advance, in the advancing process, the side brush firstly sweeps peripheral garbage to a working area of the main brush, the main brush rotates at a high speed to roll up the garbage from the ground, and then the garbage is conveyed into the garbage collection box through an air duct or other conveying devices. The side brushes are provided with two universal wheels, each universal wheel is usually provided with a wear-resistant and anti-skid rubber tire, and the double-wheel design ensures that the cleaning machine is more stable in the moving process and can adapt to different ground conditions, such as a flat cement ground, a slightly undulating floor tile ground and the like. However, different sundries have different cleaning heights due to different sizes and specific gravities of the sundries. Disclosure of utility model In order to overcome the defect that the side brush of the existing double-wheel sweeper cannot be adjusted up or the height is inconvenient to adjust, the utility model provides the height-adjustable hand-push type double-wheel sweeper. The technical scheme includes that the height-adjustable hand-push type double-wheel cleaning machine comprises a main body, travelling wheels are arranged on two sides of the main body, a pushing handle is arranged on the upper side of the main body, a main brush is arranged in the middle of the bottom surface of the main body, a left side brush and a right side brush are arranged on the front portion of the bottom surface of the main body, a through hole is formed in a middle shaft of the side brush, a universal wheel shaft capable of moving up and down is movably arranged in the through hole, universal wheels are arranged below the universal wheel shaft, an adjusting cross rod capable of moving left and right is further arranged below the universal wheel shaft, parallel adjusting oblique grooves are formed in two ends of the adjusting cross rod, an outlet is formed in the lower end of the adjusting oblique grooves, mounting edges are arranged on two sides of the outlet, a hanging head is arranged at the upper end of the universal wheel shaft, the hanging head is movably arranged on the adjusting oblique grooves, accordingly, the left and right sides of the adjusting cross rod can drive the universal wheel shaft to move up and down, a rack portion is arranged on the upper side of the main body, a knob shaft of the knob is inserted into the main body, a gear is fixedly connected below the knob shaft, and the gear is meshed with the gear portion. In order to facilitate gear positioning and gear selection, the gear is coaxially connected with a positioning disc, a circle of positioning groove is formed in the positioning disc around the gear shaft, a spring marble is arranged on the main body in the lower direction of the positioning groove, and the marble can extend into the positioning groove for positioning. The adjustable gears are optimized, 16 positioning grooves are formed in total, and the left eight gears and the right eight gears of the cross rod are correspondingly adjusted respectively. In order to be firmly fixed, the spring marble is provided with two groups which are symmetrically arranged on two sides of the gear shaft. The structure of the universal wheel is preferable, a universal wheel mounting part is arranged below the universal wheel shaft, the universal wheel mounting part is provided with a transverse shaft and a bent rod connected with the transverse shaft, and the universal wheel is mounted on the transverse shaft. The specific setting mode of adjusting the horizontal pole, adjust the horizontal pole and be located the regulating chamber, universal wheel axle's link stretches into the regulating chamber and hangs on adjusting the chute. And a conduit structure is added, and a through hole in the middle of the side brush is arranged on the conduit. In order to facilitate the knob operation, an operation part is arranged at the upper part of the knob. In order to further facilitate operation, the operation part is provided with an indication mark. The structure is optimized, the positioning disc and the gear are integrally arranged, a shaft sleeve is arranged above the positioning disc, and the lower end of the knob shaft is fixedly connected to the shaft sleeve. According to the utility model, the adjusting cross rod can be moved in the same way as the adjusting knob, and the left-right movement of the adjusting cross rod can drive the universal wheel shaft on the adjusting chute to move up and down, so that the universal whe